pipeline {
  agent none
  environment {
    version = sh(returnStdout: true, script: 'git rev-parse HEAD').trim()
    branch = sh(returnStdout: true, script: 'git rev-parse --abbrev-ref HEAD').trim()
  }
  stages {
    stage('Build') {
      agent none
      steps {
        echo "Building version ${env.version}"
        sh './build.sh'
      }
    }
    stage('Deploy to Development') {
      agent none
      steps {
        sh './deploy.sh'
      }
    }
    stage('Deploy to Integration') {
      agent none
      when {
        expression {
          env.branch == 'master'
        }
      }
      steps {
        input message: "Proceed?"
        sh './deploy.sh'
      }
    }
    stage('Deploy to Pre Production') {
      agent none
      when {
        expression {
          env.branch == 'master'
        }
      }
      steps {
        input message: "Proceed?"
        sh './deploy.sh'
      }
    }
  }
}